GB/T 43991-2024
Active
DB21/T 4323-2025
Active
Liaoning ProvinceLocal standards
DB21/T 4323-2025 Urban tunnel structure health monitoring technical specification
DB21/T 4323-2025 Urban tunnel structure health monitoring technical specification
Basic Information
Standard Code:
DB21/T 4323-2025
Standard Type:
Local standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
-
ICS Name:
\nTunnel construction
Publish Date:
2025-11-30
Implement Date:
2025-12-30
Publisher:
辽宁省市场监督管理局
Technical Committee:
辽宁省住房和城乡建设厅
Development Information
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